SUPPLEMENTAL FINANCIAL INFORMATION (Tables)

12 Months Ended

Dec. 31, 2020

Supplemental Financial Information

Operating expenses

(in thousands)	2020			2019
Cost of goods and services sold:
Cost of goods sold – mineral concentrates	$	(526	)	$	—
Operating Overheads:
Mining, other development expense		(1,165	)	$	(2,709	)
Milling, conversion expense		(1,769	)		(3,230	)
Less absorption:
- Mineral properties		39			61
Cost of services		(6,852	)		(8,346	)
Cost of goods and services sold		(10,273	)		(14,224	)
Reclamation asset amortization		(243	)		(212	)
Selling expenses		(14	)		—
Sales royalties and non-income taxes		(64	)		—
Operating expenses	$	(10,594	)	$	(14,436	)

Other income (expense)

(in thousands)	2020			2019
Gains (losses) on:
Foreign exchange	$	(529	)	$	2
Disposal of property, plant and equipment		405			(37	)
Investment fair value through profit (loss) (note 7)		5,046			(1,085	)
Deconsolidation of investment in associate (note 8)		—			5,267
Reclamation obligation adjustments (note 13)		(3,595	)		(845	)
Debt obligation adjustments (note 14)		2			26
Legal settlement (note 24)		(850	)		—
Other		(574	)		(358	)
Other income (expense)	$	(95	)	$	2,970

Finance income (expense)

(in thousands)	2020			2019
Interest income	$	291		$	594
Interest expense		(4	)		(9	)
Accretion expense:
Deferred revenue (note 11)		(3,058	)		(3,203	)
Post-employment benefits (note 12)		(57	)		(70	)
Reclamation obligations (note 13)		(1,352	)		(1,361	)
Debt obligations (note 14)		(56	)		(76	)
Finance expense, net	$	(4,236	)	$	(4,125	)

Depreciation expense

(in thousands)	2020			2019
Operating expenses:
Mining, other development expense	$	(3	)	$	(3	)
Milling, conversion expense		(1,730	)		(3,165	)
Cost of services		(192	)		(248	)
Exploration and evaluation		(184	)		(221	)
General and administrative		(126	)		(127	)
Depreciation expense-gross (note 10)	$	(2,235	)	$	(3,764	)

Employee benefits expense

(in thousands)	2020			2019
Salaries and short-term employee benefits	$	(7,405	)	$	(8,407	)
Share-based compensation (note 20)		(1,827	)		(2,222	)
Termination benefits		(35	)		(633	)
Employee benefits expense-gross	$	(9,267	)	$	(11,262	)

Lease related amounts

(in thousands)	2020			2019
Accretion expense on lease liabilities	$	(56	)	$	(76	)
Expenses relating to short-term leases		(2,287	)		(5,146	)
Expenses relating to non-short term low-value leases		(13	)		(19	)
Lease related expense-gross	$	(2,356	)	$	(5,241	)

Change in non-cash working capital items

(in thousands)	2020			2019
Change in non-cash working capital items:
Trade and other receivables	$	649		$	(201	)
Inventories		220			232
Prepaid expenses and other assets		(422	)		(160	)
Accounts payable and accrued liabilities		(754	)		2,385
Change in non-cash working capital items	$	(307	)	$	2,256

Supplemental cash flow disclosure

(in thousands)	2020			2019
Supplemental cash flow disclosure:
Interest paid	$	(4	)	$	(9	)
Income taxes paid		—			—